Has there been any speculation on her actually being (Cynane)[https://en.m.wikipedia.org/wiki/Cynane], Alexander's half sister?

Somebody already went over this quote from Alexander to his mother:

You were not mistake, Mother: this man too is Alexander.”

Upon Alexander’s death, in exclusion of the royal family, his generals parceling out his dominions among themselves, she crossed the Strymon; forcing her way in the face of Antipater, who disputed her passage over it. She then passed the Hellespont, to meet the Macedonian army: when Alcetas with a powerful force advanced to give her battle. The Macedonians at first paused at the sight of Philip’s daughter, and the sister of Alexander: while after reproaching Alcetas with ingratitude, undaunted at the number of his forces, and his formidable preparations for battle, she bravely engaged him; resolved upon a glorious death